20649124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11813}}^1$

素因数の和:11859

約数の個数: 24

約数和(自身を含む): 39695040

約数和(自身を除く): 19045916

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11813, 23626, 47252, 224447, 271699, 448894, 543398, 897788, 1086796, 5162281, 10324562, 20649124]

約数ペア:

[(1, 20649124), (2, 10324562), (4, 5162281), (19, 1086796), (23, 897788), (38, 543398), (46, 448894), (76, 271699), (92, 224447), (437, 47252), (874, 23626), (1748, 11813)]